#!/bin/zsh
# Filename:      grml-live
# Purpose:       build script for creating grml live-cd
# Authors:       grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
# Bug-Reports:   see http://grml.org/bugs/
# License:       This file is licensed under the GPL v2.
# Latest change: Tue Feb 13 00:16:11 CET 2007
################################################################################

LANG=C ; LC_ALL=C
set -e # fail on any error

# functions
FUNCTIONSFILE='functions.sh' # TODO: fix location
for file in $FUNCTIONSFILE /etc/grml/lsb-functions  /etc/grml/script-functions ; do
    [ -r "$file" ] && source "$file" || { print "Reading $file failed. Fatal error, exiting." ; exit 1 }
done

# Clean exit
trap bailout 1 2 3 15

# We need root permissions to execute all the chroot stuff
check4root || bailout 1

# default variables
[ -n "$DEBOOTSTRAP" ] || DEBOOTSTRAP='debootstrap'
[ -n "$ARCH" ]        || ARCH="$(dpkg --print-architecture)"
[ -n "$RELEASE" ]     || RELEASE='sid'
[ -n "$MIRROR" ]      || MIRROR='ftp://ftp.tugraz.at/mirror/debian'
[ -n "$TARGET" ]      || TARGET="$(pwd)/grml-live/chroot/"

# cmdline parsing, allow overwriting of variables
while true ; do
   case "${1}" in
        (-c|--config) CONFIG="${2}"
                shift 2 ;;
        (-r|--root) TARGET="${2}"
                shift 2 ;;
        (-h|--hook) HOOK="${2}"
                shift 2 ;;
        (-v|--version) usage
                exit 1 ;;
        (--) shift
                break ;;
        (*) break ;;
   esac
done

# configuration file
if [ -n "$CONFIG" ] ; then
   [ -r "$CONFIG" ] || bailout 1 "Sorry, configuration file $CONFIG could not be read. Fatal error, exiting"
   debug "sourcing $CONFIG"
   source "$CONFIG"
else
   source ../config/grml-live.conf # TODO: fix location
fi

# make sure we have some variables, directories,... available before main execution
[ -d "$TARGET" ] || mkdir "$TARGET"
[ -n "$ARCH" ] && ARCH="$DEB_HOST_ARCH" || bailout 1 "\$ARCH not set, exiting."

# TODO: fix location
source 01_bootstrap.sh
source 02_chroot.sh

if [ -n "$HOOK" ] ; then
   debug "executing given hook $HOOK"
   $HOOK
   exit 0
fi

## main execution

# 01_bootstrap.sh
bootstrap

# 02_chroot.sh
patch_chroot apply
chroot_live_prepare
chroot_live_execute
chroot_shell
patch_chroot deapply

## END OF FILE #################################################################
# vim: ai tw=80 ft=zsh expandtab